12489712

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{4789}}^1$

素因数の和:4960

約数の個数: 20

約数和(自身を含む): 24352360

約数和(自身を除く): 11862648

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 4789, 9578, 19156, 38312, 76624, 780607, 1561214, 3122428, 6244856, 12489712]

約数ペア:

[(1, 12489712), (2, 6244856), (4, 3122428), (8, 1561214), (16, 780607), (163, 76624), (326, 38312), (652, 19156), (1304, 9578), (2608, 4789)]